diff --git a/fin_defs/parse_price.py b/fin_defs/parse_price.py
index aa7e712..42513c8 100644
--- a/fin_defs/parse_price.py
+++ b/fin_defs/parse_price.py
@@ -75,6 +75,8 @@ RE_AMOUNT_SUFFIX_KR = re.compile(
     flags=re.IGNORECASE,
 )
 
+VARIANTS_OF_FREE = frozenset(['free', 'gratis', 'gives væk'])
+
 
 def parse_price(text: str, default_currency: Asset) -> AssetAmount | None:
     """
@@ -86,7 +88,9 @@ def parse_price(text: str, default_currency: Asset) -> AssetAmount | None:
         return text
     text = str(text).lower().replace('\n', ' ').replace('\t', ' ').strip()
 
-    if text == 'free':
+    if text == '':
+        return None
+    if text in VARIANTS_OF_FREE:
         return AssetAmount(default_currency, Decimal(0))
 
     code, sym, amount_text = None, None, None
@@ -102,7 +106,7 @@ def parse_price(text: str, default_currency: Asset) -> AssetAmount | None:
     elif m := (RE_KR_AMOUNT.fullmatch(text) or RE_AMOUNT_SUFFIX_KR.fullmatch(text)):
         code, amount_text = 'DKK', m.group('amount')
     else:
-        logger.debug('Unknown format: %s', text)
+        logger.warning('Unknown format: %s', text)
         return None
 
     currency = (